Harper & Row, 1975; hardcover. Science Fiction of the Thirties. Indianapolis: Bobbs-Merrill, 1975; hardcover. Orbit 18. New York: Harper & Row, 1976; hardcover. Orbit 19. New York: Harper & Row, 1977; hardcover. Turning Points: Essays on the Art of Science Fiction. New York: Harper & Row, 1977; hardcover. Westerns of the 40's: Classics from the Great Pulps. Indianapolis/New York: Bobbs-Merrill, 1977; hardcover. Nonfiction The Stencil Duplicated Newspaper, Hood River, Oregon: F. S. Knight and D. Knight, 1941 In Search of Wonder, Chicago: Advent Publishers, 1956 Charles Fort: Prophet of the Unexplained, New York: Doubleday & Company, 1970 The Futurians: The Story of the Science Fiction "Family" of the 30's that Produced Today's Top SF Writers and Editors. New York: John Day, 1977; hardcover. Creating Short Fiction. Cincinnati: Writer's Digest, 1981. Revised edition released in 1985. References External links The Stencil Duplicated Newspaper (at Hathi Trust) Bibliographies by writer Bibliographies of American writers Science fiction bibliographies